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2026-04-29 - 06:45
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: ondemand
Compare latency of primary with shadow system
Characteristics of the 100 highest latencies:
System rack5slot4.osadl.org (updated Wed Apr 29, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
14478212565,7sleep20-21swapper/219:08:132
145072120111,6sleep10-21swapper/119:08:361
14496211576,9sleep00-21swapper/019:08:270
145142114104,7sleep30-21swapper/319:08:433
201572700,1sleep00-21swapper/020:06:180
311462590,0sleep00-21swapper/021:45:130
266182590,1sleep10-21swapper/120:15:111
118332590,0sleep20-21swapper/222:25:162
36642550,0sleep20-21swapper/223:40:262
1478099270,26cyclictest0-21swapper/219:50:522
1478099270,26cyclictest0-21swapper/200:33:442
1477599270,26cyclictest0-21swapper/123:02:191
1477599270,26cyclictest0-21swapper/100:11:471
1478099260,25cyclictest0-21swapper/223:34:032
14775992623,2cyclictest0-21swapper/122:10:391
1477599260,25cyclictest0-21swapper/120:04:051
1477599260,25cyclictest0-21swapper/119:59:471
1477599260,25cyclictest0-21swapper/100:30:071
1477599250,24cyclictest0-21swapper/122:58:061
1477599250,24cyclictest0-21swapper/121:49:451
1477299250,19cyclictest27433-21/usr/sbin/munin19:15:230
14780992421,3cyclictest0-21swapper/221:48:152
1478099240,18cyclictest0-21swapper/220:35:172
1477599240,23cyclictest0-21swapper/121:04:201
1478099232,16cyclictest280-21systemd-journal19:23:472
14780992321,2cyclictest0-21swapper/221:43:422
14780992321,2cyclictest0-21swapper/220:51:172
1478099230,2cyclictest12655-21tune2fs21:00:142
1477599230,22cyclictest0-21swapper/123:31:511
1477599230,22cyclictest0-21swapper/121:37:091
1477599230,22cyclictest0-21swapper/119:47:201
1477299239,13cyclictest0-21swapper/021:50:140
1477299230,17cyclictest0-21swapper/021:10:390
14780992220,2cyclictest0-21swapper/223:09:422
14780992220,2cyclictest0-21swapper/221:24:422
1478099220,21cyclictest0-21swapper/221:52:002
1478099220,21cyclictest0-21swapper/200:38:402
1478099220,21cyclictest0-21swapper/200:24:492
14775992218,3cyclictest0-21swapper/119:41:381
14775992218,3cyclictest0-21swapper/100:09:411
14775992218,3cyclictest0-21swapper/100:09:401
1477599220,22cyclictest0-21swapper/119:15:101
1477599220,21cyclictest0-21swapper/123:19:001
1477599220,21cyclictest0-21swapper/122:08:271
1477599220,21cyclictest0-21swapper/121:55:301
1477599220,21cyclictest0-21swapper/121:30:171
1477599220,21cyclictest0-21swapper/121:25:331
1477599220,21cyclictest0-21swapper/120:44:041
1477599220,21cyclictest0-21swapper/100:36:251
1477599220,21cyclictest0-21swapper/100:27:501
14772992220,2cyclictest0-21swapper/023:22:150
14772992219,2cyclictest749-21snmpd23:47:180
1477299220,21cyclictest0-21swapper/023:45:000
52512210,0sleep10-21swapper/120:25:131
14780992119,2cyclictest0-21swapper/222:20:362
14780992117,3cyclictest0-21swapper/223:48:422
14780992117,3cyclictest0-21swapper/221:15:442
1478099210,20cyclictest0-21swapper/223:39:572
1478099210,20cyclictest0-21swapper/222:45:572
1478099210,20cyclictest0-21swapper/222:13:012
1478099210,20cyclictest0-21swapper/219:49:262
14775992117,3cyclictest0-21swapper/119:27:221
1477599210,3cyclictest0-21swapper/120:22:381
1477599210,2cyclictest0-21swapper/120:32:351
1477599210,21cyclictest0-21swapper/121:21:561
1477599210,20cyclictest0-21swapper/123:40:301
1477599210,20cyclictest0-21swapper/123:08:091
1477599210,20cyclictest0-21swapper/122:21:011
1477599210,20cyclictest0-21swapper/121:17:081
1477599210,20cyclictest0-21swapper/120:58:261
14772992118,2cyclictest749-21snmpd21:03:320
14772992118,2cyclictest749-21snmpd19:59:290
14772992117,2cyclictest749-21snmpd22:33:190
1477299210,2cyclictest31918-21sh22:15:000
1477299210,15cyclictest0-21swapper/021:35:010
1478099204,15cyclictest0-21swapper/222:04:532
14780992018,1cyclictest749-21snmpd23:23:122
14780992018,1cyclictest749-21snmpd21:38:422
14780992018,1cyclictest749-21snmpd20:55:532
14780992018,1cyclictest749-21snmpd20:42:592
14780992018,1cyclictest749-21snmpd20:28:532
14780992018,1cyclictest749-21snmpd00:11:142
14780992017,2cyclictest749-21snmpd19:25:012
14780992016,3cyclictest0-21swapper/219:17:492
1478099200,20cyclictest0-21swapper/222:07:062
1478099200,19cyclictest0-21swapper/219:35:002
14775992018,1cyclictest749-21snmpd00:20:131
14775992017,2cyclictest0-21swapper/100:15:491
1477599200,2cyclictest0-21swapper/123:24:181
1477599200,2cyclictest0-21swapper/123:12:071
1477599200,2cyclictest0-21swapper/122:52:001
1477599200,2cyclictest0-21swapper/122:48:311
1477599200,2cyclictest0-21swapper/122:43:301
1477599200,2cyclictest0-21swapper/122:30:571
1477599200,2cyclictest0-21swapper/122:29:481
1477599200,2cyclictest0-21swapper/122:01:391
1477599200,2cyclictest0-21swapper/121:44:421
1477599200,2cyclictest0-21swapper/121:09:201
1477599200,2cyclictest0-21swapper/120:46:051
1477599200,2cyclictest0-21swapper/120:46:051
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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